"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : 兼容M*数据库
Case Name   : 设置参数shared_preload_libraries设为'security_plugin, dolphin'
Create At   : 2023.07.25
Owner       : z@wan005
Description :
    1、设置参数shared_preload_libraries
    2、创建兼容b库
    3、创建表并禁用及启用索引
    4、清理环境
Expect      :
    1、成功
    2、成功
    3、成功
    4、成功
History     :
"""

import os
import unittest

from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger


class CompatibilityTest018(unittest.TestCase):

    def setUp(self):
        self.log = Logger()
        self.common = Common()
        self.sh_primary = CommonSH('PrimaryDbUser')
        self.constant = Constant()
        self.db_name = 'db_plugin0018'
        self.tb_name = "tb_plugin0018"
        self.default_value = self.common.show_param(
            'shared_preload_libraries')

    def test_time(self):
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        text = '---step1:设置参数shared_preload_libraries;expect:成功--'
        self.log.info(text)
        sql_res = self.sh_primary.execut_db_sql("alter system set "
                                                "shared_preload_libraries to "
                                                "security_plugin, dolphin;")
        self.log.info(sql_res)
        self.assertIn(self.constant.ALTER_SYSTEM_SUCCESS_MSG, sql_res)
        restart_msg = self.sh_primary.restart_db_cluster()
        self.log.info(restart_msg)
        status = self.sh_primary.get_db_cluster_status()
        self.assertTrue("Degraded" in status or "Normal" in status)

        text = '---step2:创建兼容b库;expect:成功--'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"create database {self.db_name} dbcompatibility 'b';"
        self.log.info(sql_cmd)
        sql_res = self.sh_primary.execut_db_sql(sql_cmd)
        self.log.info(sql_res)
        self.assertIn(self.constant.CREATE_DATABASE_SUCCESS, sql_res)

        text = '--step3:创建表并禁用及启用索引;expect:成功--'
        self.log.info(text)
        sql_cmd = f"create table {self.tb_name} (a int primary key, b int);" \
                  f"alter table {self.tb_name} disable keys;" \
                  f"alter table {self.tb_name} enable keys;"
        self.log.info(sql_cmd)
        sql_res = self.sh_primary.execut_db_sql(sql_cmd,
                                                dbname=f'{self.db_name}')
        self.log.info(sql_res)
        self.assertIn(self.constant.TABLE_CREATE_SUCCESS, sql_res,
                      '执行失败' + text)
        self.assertEquals(2, sql_res.count(self.constant.ALTER_TABLE_MSG),
                          '执行失败' + text)

    def tearDown(self):
        text = '----step4:清理环境;expect:成功----'
        self.log.info(text)
        sql_cmd = f"drop table if exists {self.tb_name};"
        self.log.info(sql_cmd)
        drop_res = self.sh_primary.execut_db_sql(sql_cmd,
                                                 dbname=f'{self.db_name}')
        self.log.info(drop_res)
        sql_cmd = f"drop database {self.db_name};"
        self.log.info(sql_cmd)
        drop_res1 = self.sh_primary.execut_db_sql(sql_cmd,
                                                  dbname='postgres')
        self.log.info(drop_res1)
        alter_cmd = self.sh_primary.execut_db_sql(f'alter system set '
                                                  f'shared_preload_libraries '
                                                  f'to {self.default_value};')
        self.log.info(alter_cmd)
        self.assertIn(self.constant.ALTER_SYSTEM_SUCCESS_MSG, alter_cmd)
        restart_msg = self.sh_primary.restart_db_cluster()
        self.log.info(restart_msg)
        status = self.sh_primary.get_db_cluster_status()
        self.assertTrue("Degraded" in status or "Normal" in status)
        self.assertIn('DROP TABLE', drop_res, '执行失败' + text)
        self.assertIn(self.constant.DROP_DATABASE_SUCCESS, drop_res1,
                      '执行失败' + text)
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
